Harman US

Olympia, WA Weather & Growing Conditions

Overnight
48°F
Mostly Cloudy
Mostly cloudy, with a low around 48. West southwest wind around 1 mph.

7-day forecast

WhenTempForecastWindPrecip
Overnight 48°F Mostly Cloudy 1 mph WSW 0%
Saturday 76°F Partly Sunny 0 to 3 mph NW 0%
Saturday Night 48°F Mostly Clear 0 to 3 mph NW 0%
Sunday 77°F Mostly Sunny 0 to 3 mph N 0%
Sunday Night 48°F Mostly Clear 0 to 3 mph N 0%
Monday 75°F Partly Sunny 0 to 3 mph WNW 0%
Monday Night 50°F Partly Cloudy 0 to 3 mph WNW 0%
Tuesday 72°F Partly Sunny 0 to 6 mph WSW 0%
Tuesday Night 48°F Mostly Cloudy 0 to 6 mph W 1%
Wednesday 70°F Partly Sunny 0 to 8 mph W 4%
Wednesday Night 49°F Mostly Cloudy 0 to 8 mph WNW 4%
Thursday 68°F Mostly Cloudy then Slight Chance Light Rain 0 to 6 mph NNE 19%
Thursday Night 48°F Slight Chance Light Rain 0 to 6 mph N 19%
Friday 68°F Mostly Sunny 0 to 7 mph NW 9%

Forecast source: National Weather Service (api.weather.gov). Updated through the day.

Growing snapshot for Olympia, WA

Last spring frost
Apr 29
First fall frost
Oct 14
Growing season
169 days
Hardiness zone
8b

Explore more for Olympia, WA: full frost dates · planting calendar · Washington frost dates

Climate data from the nearest NOAA station, Olympia Ap, Wa (9.4 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.